Maintenance
Involves functional checks, servicing, repairing or replacing of necessary devices, equipment, machinery, building infrastructure, and supporting utilities in industrial, business, and residential installations
Maintenance of way
sighting in
major reconstruction
tune-up
corrective maintenance
road maintenance
sharpening
preventive maintenance
Predictive maintenance
conservation and restoration of phonograph records
pit stop
technical maintenance
Concrete leveling
Doolittle Maintenance and Storage Facility
planned maintenance
Vine training
service of a motor vehicle
aircraft maintenance
software maintenance
trim command